Compare two names
Jassen and Jasen side by side: Jassen peaked in 1974 and Jasen in 1979; in 2025 they were given to 0 and 18 babies.
Jassen and Jasen, year by year
Girls and boys together; Jassen solid, Jasen dashed.
| Jassen | Jasen | |
|---|---|---|
| Births 2025 | 0 | 18 |
| Rank 2025 | not ranked | #5,295 among boys’ names |
| Recorded since 1880 | 266 | 4,659 |
| Peak year | 1974 | 1979 |
| Girls | 0% | 0% |
| Alive, estimated | 243 | 4,370 |
| Median age | 49 | 43 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.